Ercole M13-044 Half Coupler 40-50mm with 5/8″ socket

Avenger C460-1 Clamp Lp Eye Coupler TUV 220Kg Payload 42-52mm Wide 13mm Unthreaded Hole.

The base model of LP eye coupler is a regular clamp to use on pipes or trusses. Made from aluminium alloy, it can be tightened with a wingnut and has a 13mm hole for mounting lights and other accessories. It can support a payload up to 500kg and works on pipes ranging from 48mm to 52mm

The C100 Junior Pipe Clamp has a built-in 28 mm/1 1/8 in receiver. Capable of handling all junior pins, this gravity cast aluminum clamp has a Tommy Bar locking handle and requires no tools when attaching to truss or pipe grids. This clamp has a capacity of 250 kg, The jaws clamping range is from 20 mm – 55 mm/0.78 – 2.16 in and has an added safety cable with pin to secure junior pins. Recommended Accessories: C155, E200, C4461-1, C590, C4485, C822, C820, C888UH, C500, C150.